Actor producer Saif Ali Khan says hes glad Sriram Raghavan is happywiththewayAgent Vinod has turned out because it isnt easy to please the director. "I think we have made anentertaining film. Sriram (Raghavan) is sitting there and reading the Agent Vinod com in Magazine. I asked him how are you feeling and he said he is very happy. It is tough to make him happy and if he is happy then it's great," said the 41-year-old, who has previously worked with Raghavan ub the 2004 flickEk Hasina Thi, said here in an interview.Theactorisalsoproudofthewaythefilmhasbeenshot inDelhi.Aroller-coasterridestartswhereAgent Vinod travels from Moscow to Riga, then Morocco, Pakistan, and then India, London, Cape Town. So he takes an adventurous ride and then finally avoids a big nuclear catastrophe in New Delhi. I am very happy with the way we have shot in Delhi. We have shot in the big national capitals, but the way we shot Delhi, we are very proud of it. it is a splendid city with political happenings," he added. Agent Vinod,alsofeaturingKareenaKapoor,RamKapoor,PremChopra,isscheduledtoreleaseMarch23.